/*导航栏特效*/
.cls {
    clear: both;
}
a:focus { outline: none; }



.xgsm {
    padding: 0px;
    width: 800px;
    margin-top: 40px;
    margin-right: auto;
    margin-bottom: 20px;
    margin-left: auto;
}
.xgsm p {
    line-height: 1.8em;
    padding: 0px;
    margin: 0px;
    color: #ffffff;
}
.menu {
    height: 40px;
    display: block;
    padding: 0px;
    width: 100%;
    margin-top: 0px;
    margin-right: auto;
    margin-bottom: 0px;
    margin-left: auto;
}

.menu ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.menu ul li {
    /* width and height of the menu items */
    float: left;
    overflow: hidden;
    position: relative;
    line-height: 40px;
    text-align: center;
}

.menu ul li a {
    /* must be postioned relative  */
    position: relative;
    display: block;
    width: 90px;
    height: 40px;
    font-family: "微软雅黑", "宋体";
    font-size: 12px;
    text-decoration: none;
    cursor: pointer;
}

.menu ul li a span {
    /* all layers will be absolute positioned */
    position: absolute;
    left: 0;
    width: 90px;
}

.menu ul li a span.out {
    top: 0px;
}

.menu ul li a span.over,
.menu ul li a span.bg {
    /* hide */
    top: -40px;
}

/** 1st example **/

#menu1 {
    background-color: #E8E8E8;
    background-image: url(../images/menu_bg.gif);
    background-repeat: repeat-x;
    background-position: 0px 0px;
}

#menu1 ul li a {
    color: #000;
}

#menu1 ul li a span.over {
    color: #FFF;
}

#menu1 ul li span.bg {
    /* height of the menu items */
    height: 40px;
    background-image: url(../images/bg_over.gif);
    background-repeat: no-repeat;
    background-position: center center;
}

/** 2nd example **/

#menu2 {
    background: #000;
}

#menu2 ul li a {
    color: #e3e3e3;
}

#menu2 ul li a span.over {
    color: #000;
    background-color: #f0f0f0;
}

body{	padding: 10px 10px;

}